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13204099 = 23715569
BaseRepresentation
bin110010010111…
…101010000011
3220211211121201
4302113222003
511340012344
61151002031
7220142626
oct62275203
926754551
1013204099
1174a9487
124509317
13297409c
141a79dbd
15125c4d4
hexc97a83

13204099 has 4 divisors (see below), whose sum is σ = 13212040. Its totient is φ = 13196160.

The previous prime is 13204097. The next prime is 13204117. The reversal of 13204099 is 99040231.

It is a happy number.

13204099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 13204099 - 21 = 13204097 is a prime.

It is a super-3 number, since 3×132040993 (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13204097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 414 + ... + 5155.

It is an arithmetic number, because the mean of its divisors is an integer number (3303010).

Almost surely, 213204099 is an apocalyptic number.

13204099 is a deficient number, since it is larger than the sum of its proper divisors (7941).

13204099 is an equidigital number, since it uses as much as digits as its factorization.

13204099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7940.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 13204099 is about 3633.7444874399. The cubic root of 13204099 is about 236.3576104300.

It can be divided in two parts, 1 and 3204099, that added together give a square (3204100 = 17902).

The spelling of 13204099 in words is "thirteen million, two hundred four thousand, ninety-nine".

Divisors: 1 2371 5569 13204099